Call:
glm.nb(formula = y ~ sensation4, data = alcohol, init.theta = 1.392859438,
link = log)
Deviance Residuals:
Min 1Q Median 3Q Max
-1.9207 -0.9158 -0.2809 0.4658 2.1349
Coefficients:
Estimate Std. Error z value Pr(>|z|)
(Intercept) 0.79937 0.09831 8.131 4.26e-16 ***
sensation4 0.22050 0.06822 3.232 0.00123 **
---
Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
(Dispersion parameter for Negative Binomial(1.3929) family taken to be 1)
Null deviance: 463.49 on 399 degrees of freedom
Residual deviance: 452.56 on 398 degrees of freedom
AIC: 1772.1
Number of Fisher Scoring iterations: 1
Theta: 1.393
Std. Err.: 0.163
2 x log-likelihood: -1766.091